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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe MergeRequests::DeleteBranchWorker do
let_it_be(:merge_request) { create(:merge_request) }
let_it_be(:user) { create(:user) }
let(:branch) { merge_request.source_branch }
let(:sha) { merge_request.source_branch_sha }
let(:retarget_branch) { true }
let(:worker) { described_class.new }
describe '#perform' do
context 'with a non-existing merge request' do
it 'does nothing' do
expect(::Branches::DeleteService).not_to receive(:new)
worker.perform(non_existing_record_id, user.id, branch, retarget_branch)
end
end
context 'with a non-existing user' do
it 'does nothing' do
expect(::Branches::DeleteService).not_to receive(:new)
worker.perform(merge_request.id, non_existing_record_id, branch, retarget_branch)
end
end
context 'with existing user and merge request' do
it 'calls service to delete source branch' do
expect_next_instance_of(::Branches::DeleteService) do |instance|
expect(instance).to receive(:execute).with(branch)
end
worker.perform(merge_request.id, user.id, branch, retarget_branch)
end
context 'when retarget branch param is true' do
it 'calls the retarget chain service' do
expect_next_instance_of(::MergeRequests::RetargetChainService) do |instance|
expect(instance).to receive(:execute).with(merge_request)
end
worker.perform(merge_request.id, user.id, branch, retarget_branch)
end
end
context 'when retarget branch param is false' do
let(:retarget_branch) { false }
it 'does not call the retarget chain service' do
expect(::MergeRequests::RetargetChainService).not_to receive(:new)
worker.perform(merge_request.id, user.id, branch, retarget_branch)
end
end
end
it_behaves_like 'an idempotent worker' do
let(:merge_request) { create(:merge_request) }
let(:job_args) { [merge_request.id, sha, user.id, true] }
end
end
end
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